<template>
	<div>
		<!-- 面包屑导航区域 -->
		<el-breadcrumb separator="/">
			<el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
			<el-breadcrumb-item>商品管理</el-breadcrumb-item>
			<el-breadcrumb-item>商品分类</el-breadcrumb-item>
		</el-breadcrumb>
		
		<!--卡片视图-->
		<el-card>
			<el-row :gutter="20">
				<el-col :span="8">
					<el-input placeholder="请输入内容" v-model="queryInfo.query" clearable
					@clear="getGoodsList">
						<el-button slot="append" icon="el-icon-search" 
						@click="getGoodsList"></el-button>
					</el-input>
				</el-col>
				<el-col :span="4">
					<el-button type="primary" @click="goAddpage">添加商品</el-button>
				</el-col>
			</el-row>
			
			<!-- table 表格区域 -->
			<el-table :data="goodList" border stripe>
				<el-table-column type="index"></el-table-column>
				<el-table-column label="商品名称" prop="goods_name"></el-table-column>
				<el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
				<el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
				<el-table-column label="创建时间" prop="add_time" width="140px">
					<template slot-scope="scope">
						{{scope.row.add_time | dateFormat}}
					</template>
				</el-table-column>
				<el-table-column label="操作" width="130px">
					<template slot-scope="scope">
						<el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.cat_id)"></el-button>
						<el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)"></el-button>
					</template>
				</el-table-column>
			</el-table>
			
			<!-- 分页区域 -->
			<el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="queryInfo.pagenum"
			:page-sizes="[5, 10, 15, 20]" :page-size="queryInfo.pagesize" layout="total, sizes, prev, pager, next, jumper"
			:total="total" background>
			</el-pagination>
			
			<!--编辑的对话框-->
			<el-dialog title="编辑分类" :visible.sync="editListDialogVisible"
			width="50%">
				<el-form :model="editListForm" :rules="editListFormRules" ref="editListFormRef" label-width="100px">
					<el-form-item label="商品名称" prop="goods_name">
						<el-input v-model="editListForm.goods_name"></el-input>
					</el-form-item>
					<el-form-item label="价格" prop="roleDesc">
						<el-input v-model="editListForm.roleDesc"></el-input>
					</el-form-item>
					<el-form-item label="角色描述" prop="roleDesc">
						<el-input v-model="editListForm.roleDesc"></el-input>
					</el-form-item>
					<el-form-item label="角色描述" prop="roleDesc">
						<el-input v-model="editListForm.roleDesc"></el-input>
					</el-form-item>
					<el-form-item label="角色描述" prop="roleDesc">
						<el-input v-model="editListForm.roleDesc"></el-input>
					</el-form-item>
					<el-form-item label="角色描述" prop="roleDesc">
						<el-input v-model="editListForm.roleDesc"></el-input>
					</el-form-item>
					<el-form-item label="角色描述" prop="roleDesc">
						<el-input v-model="editListForm.roleDesc"></el-input>
					</el-form-item>
					<el-form-item label="角色描述" prop="roleDesc">
						<el-input v-model="editListForm.roleDesc"></el-input>
					</el-form-item>
				</el-form>
				<span slot="footer" class="dialog-footer">
					<el-button @click="editListDialogVisible = false">取 消</el-button>
					<el-button type="primary" @click="editList">确 定</el-button>
				</span>
			</el-dialog>
			
		</el-card>
	</div>
</template>

<script>
	export default {
		data() {
			return {
				//查询参数对象
				queryInfo: {
					query: '',
					pagenum: 1,
					pagesize: 10
				},
				//商品列表
				goodList: [],
				//商品总条数
				total: 0,
				//修改分类的数组
				editListForm: {
					goods_name: '',
					goods_price: '',
					goods_number: '',
					goods_weight: '',
					goods_introduce: '',
					pics: [],
					attrs: [],
				},
				//修改分类的验证规则
				editListFormRules: {
					goods_name: [
						{required: true, message: '请输入商品名称', trigger: 'blur'},
					],
					goods_price: [
						{required: true, message: '请输入商品价格', trigger: 'blur'},
					],
					goods_number: [
						{required: true, message: '请输入商品数量', trigger: 'blur'},
					],
					goods_weight: [
						{required: true, message: '请输入商品重量', trigger: 'blur'},
					],
					goods_introduce: [
						{required: true, message: '请输入商品介绍', trigger: 'blur'},
					],
					pics: [
						{required: true, message: '请输入商品图片路径', trigger: 'blur'},
					],
					attrs: [
						{required: true, message: '请输入商品参数', trigger: 'blur'},
					],
					
				}
			}
		},
		created() {
			this.getGoodsList()
		},
		methods: {
			//根据分页获取对应的商品列表
			async getGoodsList() {
				const {data: res} = await this.$http.get('goods', {params:
				this.queryInfo})
				
				if(res.meta.status !== 200){
					return this.$message.error("获取商品列表失败！")
				}
				
				this.$message.success("获取商品列表成功！")
				console.log(res.data)
				this.goodList = res.data.goods
				this.total = res.data.total
			},
			//每页获取的数目
			handleSizeChange(newSize) {
				this.queryInfo.pagesize = newSize
				this.getGoodsList()
			},
			//页码值
			handleCurrentChange(newPage) {
				this.queryInfo.pagenum = newPage
				this.getGoodsList()
			},
			//修改分类的函数
			async showEditDialog(id) {
				this.$refs.editCateForm.validate(async valid => {
					if (!valid) return
					//发起修改角色的请求
					const {
						data: res
					} = await this.$http.put('roles/' + this.editForm.roleId, {
						roleName: this.editForm.roleName,
						roleDesc: this.editForm.roleDesc
					})
					if (res.meta.status != 200) {
						return this.$message.error("更新角色失败！")
					}
					this.editDialogVisible = false
				
					this.getRolesList()
				
					return this.$message.success("更新角色成功！")
				})
				
				this.goodList = res.data
				this.editListDialogVisible = true
			},
			async removeById(id) {
				const confirmResult = await this.$confirm(
					'此操作将永久删除该商品, 是否继续?',
					'提示',
					{
						confirmButtonText: '确定',
						cancelButtonText: '取消',
						type: 'warning'
					}
					).catch(err => err)
			
					if (confirmResult !== 'confirm') {
						return this.$message.info('已经取消删除！')
					}
			
					const { data: res } = await this.$http.delete(`goods/${id}`)
			
					if (res.meta.status !== 200) {
						return this.$message.error('删除失败！')
					}
			
					this.$message.success('删除成功！')
					this.getGoodsList()
				},
				goAddpage() {
					this.$router.push('/goods/add')
				}
		}
	}
</script>

<style lang="less" scoped>
</style>

